Applications : 1. Do you want to link your network to the world everywhere wirelessly and freely ( no payment ) ? 2. This gadget specailly used to decoding the password of the router netwrok, then you can enjoy the network degagely without any cost . 3. Also use this device to connect your desktop to wireless router .Keep your desktop away from mess of cords at home or in office . 4.BT-N9100 High Power Adapters adopt RTL8192FU Chipset and high power amplifier to enhance product performance. The setting of external omni-directional antenna enables Adaptor to receive stronger signal. In case of installing shield, it completely avoids the strong radiation from high-power adapter, as it greatly improves stability Compatible with IEEE 802.11n,802.11b/g/n wireless standards 2.4GHz frequency band. 5.MIMO (Mutiple input Mutiple Output), Complies with Universal Serial Bus Rev.2.0 specifications, High Speed transfer TX Data rate up to 150Mbps Supports WPS by S/W Supports wireless data encryption with 64/128-bit WEP ,WPA.WPA2,TKIP.AES Wide Range Coverage Compliant with FCC Part 15.247 for US,ETS 300 328 for Europe Supports driver for Windows 2000.XP 32/64,Vista 32/64,Windows 7/8.Linux (2.4.x/2.6.x).Mac(10.4x/10.5x) Power PC&PC. Model BT-N9100 3000MW Series Standards Wireless:IEEE 802.11b/g /n USB 2.0 standard Data Rate 802.11b:up to 11Mbps 802.11g:up to 54Mbps 802.11n:up to 150Mbps OS Supported Windows 2000,Windows XP,Windows Vista ,Windows Linux2.6,Mac 10.4,10.5,10.6 Supports S/W AP Interface USB 2.0 mini USB Attenna Type 1pc x 2.4Ghz RP-SMA Connector Chipset RTL8192FU One LED Power/Status,Wireless Act Attenna 5dBi 2.4GHz Attenna Frequency Range 2.412~2.483GHz Channel 1~11 Channels (North American) 1~13 Channels (General Europe) 1~14 Channels (Japan) Output Power 802.1